When it comes to real estate, the "Starbucks Effect" has become a well-known phenomenon. The premise is that if the popular coffee shop opens its doors in a neighbourhood, it's a sure sign that the area has arrived.

We've been fighting the use of cages for animal products for decades. From fur farming to bear-bile extraction to egg production, these cages are generally designed to do one thing - make the most products as quickly and cheaply as possible.

Corporate leaders like Tim Ryan, PwC's U.S. chairman, are tackling the delicate issue head-on with their staff in the hopes that the conversation will extend far beyond the walls of their business. Here's our full video interview about business leadership.